Home / 2,923.08-4,380.48-2,575.68

Finding the Fourth Proportional to 2,923.08, 4,380.48 and 2,575.68

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Solution

The fourth proportional to 2,923.08, 4,380.48 and 2,575.68 is: 3,859.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,923.08 : 4,380.48 = 2,575.68 : x
  2. Step 2: Convert to fraction form
    2,923.08/4,380.48 = 2,575.68/x
  3. Step 3: Cross multiply
    2,923.08x = 4,380.48 × 2,575.68
  4. Step 4: Simplify right side
    2,923.08x = 11,282,714.73
  5. Step 5: Solve for x
    x = 11,282,714.73/2,923.08
  6. Step 6: Final answer
    x = 3,859.87

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.